If Antonella Gambotto hadn’t been sued by Cliff Richard early on in her career, would she have later described Kylie Minogue as ‘a charmlessly robotic dwarf’ under the impression of being an ‘incandescent, gifted and alluring siren’? Perhaps not. It seems it was Cliff, the 50,000 pounds and the resulting barrow-loads of letters that convinced Gambotto of the value of opinion pieces: people react.